Home / 49,693.12-68,586.24-28,486.56

Finding the Fourth Proportional to 49,693.12, 68,586.24 and 28,486.56

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Solution

The fourth proportional to 49,693.12, 68,586.24 and 28,486.56 is: 39,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,693.12 : 68,586.24 = 28,486.56 : x
  2. Step 2: Convert to fraction form
    49,693.12/68,586.24 = 28,486.56/x
  3. Step 3: Cross multiply
    49,693.12x = 68,586.24 × 28,486.56
  4. Step 4: Simplify right side
    49,693.12x = 1,953,786,040.93
  5. Step 5: Solve for x
    x = 1,953,786,040.93/49,693.12
  6. Step 6: Final answer
    x = 39,317.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.